6 Mar
2020
6 Mar
'20
5:06 a.m.
Hi, Current QLC drives are total shit in terms of steady-state performance. First 10-100 GB of data is written into the SLC cache which is fast, but then the drive switches to its QLC memory and even the linear write performance drops to ~90 MB/s which is actually worse than with HDDs! So, try to run a long linear write test and check the performance after writing a lot of data.
Last monday I performed a quick test with those two disks already, probably not that relevant, but posting it anyway: